The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F COVER PAGE
OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8
Report for the Calendar Year or Quarter Ended: 03-31-2022
Check here if Amendment   Amendment Number:
This Amendment (Check only one.):   is a restatement.
  adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: ARDSLEY ADVISORY PARTNERS LP
Address: 262 Harbor Drive, 4th Floor
Stamford , CT06902
Form 13F File Number: 028-04639

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

Person Signing this Report on Behalf of Reporting Manager:
Name: Steven Napoli
Title: Partner
Phone: 203-564-4230
Signature, Place, and Date of Signing:
/s/ Steve Napoli Stamford , CT 05-16-2022
[Signature] [City, State] [Date]
Report Type (Check only one.):
X 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.)
  13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).)
  13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)
Form 13F Summary Page
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 126
Form 13F Information Table Value Total: 599,356
(thousands)
List of Other Managers Reporting for this Manager:
[If there are no entries in this list, omit this section.]
Form 13F File Number Name

List of Other Included Managers:
Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.
[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]
No. Form 13F File Number Name
SEC FORM 13F-HR

The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Expires: July 31, 2015
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
ADTRAN INC COM 00738A106 5,867 318,000 SH SOLE 318,000 0 0
AEHR TEST SYS COM 00760J108 1,539 151,500 SH SOLE 151,500 0 0
ALLOT LTD SHS M0854Q105 502 62,000 SH SOLE 62,000 0 0
ALPHABET INC CAP STK CL C 02079K107 4,620 1,650 SH SOLE 1,650 0 0
ALTA EQUIPMENT GROUP INC COMMON STOCK 02128L106 618 50,000 SH SOLE 50,000 0 0
ALTIMMUNE INC COM NEW 02155H200 8,240 1,353,000 SH SOLE 1,353,000 0 0
ALTUS POWER INC COM CL A 02217A102 10,291 1,385,000 SH SOLE 1,385,000 0 0
AMAZON COM INC COM 023135106 5,555 1,700 SH SOLE 1,700 0 0
AMBARELLA INC SHS G037AX101 420 4,000 SH Call SOLE 4,000 0 0
AMBARELLA INC SHS G037AX101 10,072 96,000 SH SOLE 96,000 0 0
AMERICAN SUPERCONDUCTOR CORP SHS NEW 030111207 190 25,000 SH SOLE 25,000 0 0
ARCHAEA ENERGY INC COM CL A 03940F103 548 25,000 SH SOLE 25,000 0 0
ASTRAZENECA PLC SPONSORED ADR 046353108 12,008 181,000 SH SOLE 181,000 0 0
BABCOCK & WILCOX ENTERPRISES COM 05614L209 204 25,000 SH SOLE 25,000 0 0
BAKER HUGHES COMPANY CL A 05722G100 5,698 156,500 SH SOLE 156,500 0 0
BARRICK GOLD CORP COM 067901108 7,362 300,000 SH SOLE 300,000 0 0
BERKSHIRE GREY INC COM CL A 084656107 2,808 975,000 SH SOLE 975,000 0 0
BIGCOMMERCE HLDGS INC COM SER 1 08975P108 5,806 265,000 SH SOLE 265,000 0 0
BIGCOMMERCE HLDGS INC COM SER 1 08975P108 1,314 60,000 SH Call SOLE 60,000 0 0
BLUE APRON HLDGS INC CL A NEW 09523Q200 911 225,000 SH SOLE 225,000 0 0
BOOKING HOLDINGS INC COM 09857L108 763 325 SH SOLE 325 0 0
BROADCOM INC COM 11135F101 945 1,500 SH SOLE 1,500 0 0
CANTALOUPE INC COM 138103106 35,248 5,206,500 SH SOLE 5,206,500 0 0
CARDLYTICS INC COM 14161W105 495 9,000 SH Put SOLE 9,000 0 0
CARVANA CO CL A 146869102 1,909 16,000 SH Put SOLE 16,000 0 0
CATERPILLAR INC COM 149123101 267 1,200 SH SOLE 1,200 0 0
CDK GLOBAL INC COM 12508E101 920 18,900 SH Call SOLE 18,900 0 0
CDK GLOBAL INC COM 12508E101 438 9,000 SH SOLE 9,000 0 0
CHARGEPOINT HOLDINGS INC COM CL A 15961R105 496 25,000 SH SOLE 25,000 0 0
CHENIERE ENERGY PARTNERS LP COM UNIT 16411Q101 2,818 50,000 SH SOLE 50,000 0 0
CLEAN ENERGY FUELS CORP COM 184499101 3,255 410,000 SH SOLE 410,000 0 0
CLEARWAY ENERGY INC CL A 18539C105 2,499 75,000 SH SOLE 75,000 0 0
COMTECH TELECOMMUNICATIONS C COM NEW 205826209 361 23,000 SH SOLE 23,000 0 0
COTERRA ENERGY INC COM 127097103 6,513 241,500 SH SOLE 241,500 0 0
COUPA SOFTWARE INC COM 22266L106 8,639 85,000 SH SOLE 85,000 0 0
DELL TECHNOLOGIES INC CL C 24703L202 502 10,000 SH Put SOLE 10,000 0 0
DIVERSIFIED HEALTHCARE TR COM SH BEN INT 25525P107 32 10,000 SH SOLE 10,000 0 0
DYNATRACE INC COM NEW 268150109 9,985 212,000 SH SOLE 212,000 0 0
ELASTIC N V ORD SHS N14506104 534 6,000 SH SOLE 6,000 0 0
ENERGY FUELS INC COM NEW 292671708 229 25,000 SH SOLE 25,000 0 0
ENOVIX CORPORATION COM 293594107 7,175 503,461 SH SOLE 503,461 0 0
ENVIVA INC COM 29415B103 13,060 165,000 SH SOLE 165,000 0 0
EOG RES INC COM 26875P101 60 500 SH Call SOLE 500 0 0
EOG RES INC COM 26875P101 8,942 75,000 SH SOLE 75,000 0 0
EOS ENERGY ENTERPRISES INC COM CL A 29415C101 105 25,000 SH SOLE 25,000 0 0
ETSY INC COM 29786A106 1,740 14,000 SH Put SOLE 14,000 0 0
EXPEDIA GROUP INC COM NEW 30212P303 1,516 7,750 SH SOLE 7,750 0 0
FERROGLOBE PLC SHS G33856108 4,358 566,000 SH SOLE 566,000 0 0
FIRST SOLAR INC COM 336433107 1,675 20,000 SH SOLE 20,000 0 0
FIVE9 INC COM 338307101 8,926 80,850 SH SOLE 80,850 0 0
FLEX LTD ORD Y2573F102 557 30,000 SH Call SOLE 30,000 0 0
FLEX LTD ORD Y2573F102 1,586 85,500 SH SOLE 85,500 0 0
FLUOR CORP NEW COM 343412102 2,374 82,750 SH SOLE 82,750 0 0
FORTRESS TRANS INFRST INVS L COM REP LTD LIAB 34960P101 12,746 495,000 SH Call SOLE 495,000 0 0
FORTRESS TRANS INFRST INVS L COM REP LTD LIAB 34960P101 6,515 253,000 SH SOLE 253,000 0 0
GDS HLDGS LTD SPONSORED ADS 36165L108 6,476 165,000 SH SOLE 165,000 0 0
GITLAB INC CLASS A COM 37637K108 272 5,000 SH Put SOLE 5,000 0 0
GLOBALFOUNDRIES INC ORDINARY SHARES G39387108 1,061 17,000 SH Put SOLE 17,000 0 0
GRAFTECH INTL LTD COM 384313508 481 50,000 SH SOLE 50,000 0 0
HARMONIC INC COM 413160102 9,213 991,750 SH SOLE 991,750 0 0
HORIZON THERAPEUTICS PUB L SHS G46188101 8,943 85,000 SH SOLE 85,000 0 0
HP INC COM 40434L105 363 10,000 SH Put SOLE 10,000 0 0
IMPINJ INC COM 453204109 762 12,000 SH SOLE 12,000 0 0
INFRA AND ENERGY ALTRNTIVE I COM 45686J104 5,451 460,000 SH SOLE 460,000 0 0
IRON MTN INC NEW COM 46284V101 5,541 100,000 SH SOLE 100,000 0 0
ITRON INC COM 465741106 2,634 50,000 SH SOLE 50,000 0 0
JAMF HLDG CORP COM 47074L105 6,092 175,000 SH SOLE 175,000 0 0
LOWES COS INC COM 548661107 202 1,000 SH Put SOLE 1,000 0 0
LUMENTUM HLDGS INC COM 55024U109 1,728 17,700 SH SOLE 17,700 0 0
MAGNITE INC COM 55955D100 991 75,000 SH SOLE 75,000 0 0
MARRONE BIO INNOVATIONS INC COM 57165B106 19,803 18,335,767 SH SOLE 18,335,767 0 0
MARVELL TECHNOLOGY INC COM 573874104 1,219 17,000 SH Put SOLE 17,000 0 0
MAXLINEAR INC COM 57776J100 2,334 40,000 SH SOLE 40,000 0 0
MICRON TECHNOLOGY INC COM 595112103 5,064 65,000 SH SOLE 65,000 0 0
MICROSOFT CORP COM 594918104 6,035 19,500 SH SOLE 19,500 0 0
NEXTDOOR HOLDINGS INC COM CL A 65345M108 150 25,000 SH SOLE 25,000 0 0
NXP SEMICONDUCTORS N V COM N6596X109 555 3,000 SH SOLE 3,000 0 0
ORACLE CORP COM 68389X105 683 8,200 SH SOLE 8,200 0 0
PACIRA BIOSCIENCES INC COM 695127100 7,632 100,000 SH SOLE 100,000 0 0
PALO ALTO NETWORKS INC COM 697435105 4,046 6,500 SH SOLE 6,500 0 0
PG&E CORP COM 69331C108 1,493 125,000 SH SOLE 125,000 0 0
POWERFLEET INC COM 73931J109 743 250,000 SH Call SOLE 250,000 0 0
POWERFLEET INC COM 73931J109 3,683 1,240,188 SH SOLE 1,240,188 0 0
PROSHARES TR PSHS ULTSH 20YRS 74347B201 16,951 828,500 SH SOLE 828,500 0 0
PROSHARES TR PSHS ULTSH 20YRS 74347B201 66,560 3,250,000 SH Call SOLE 3,250,000 0 0
PUBMATIC INC COM CL A 74467Q103 784 30,000 SH Put SOLE 30,000 0 0
PURECYCLE TECHNOLOGIES INC COM 74623V103 200 25,000 SH SOLE 25,000 0 0
QUALCOMM INC COM 747525103 1,528 10,000 SH Put SOLE 10,000 0 0
ROBLOX CORP CL A 771049103 462 10,000 SH Call SOLE 10,000 0 0
SAILPOINT TECHNOLOGIES HLDGS COM 78781P105 870 17,000 SH SOLE 17,000 0 0
SALESFORCE COM INC COM 79466L302 1,911 9,000 SH Call SOLE 9,000 0 0
SALESFORCE COM INC COM 79466L302 1,486 7,000 SH SOLE 7,000 0 0
SENTINELONE INC CL A 81730H109 10,867 280,500 SH SOLE 280,500 0 0
SEQUANS COMMUNICATIONS S A SPONSORED ADS 817323207 46 15,000 SH SOLE 15,000 0 0
SERVICENOW INC COM 81762P102 3,341 6,000 SH SOLE 6,000 0 0
SOLAREDGE TECHNOLOGIES INC COM 83417M104 9,671 30,000 SH SOLE 30,000 0 0
SPDR S&P 500 ETF TR TR UNIT 78462F103 2,258 5,000 SH Put SOLE 5,000 0 0
SPDR SER TR S&P BIOTECH 78464A870 12,134 135,000 SH SOLE 135,000 0 0
SPRINKLR INC CL A 85208T107 238 20,000 SH Put SOLE 20,000 0 0
STAAR SURGICAL CO COM PAR $0.01 852312305 20,892 261,450 SH SOLE 261,450 0 0
STRONGHOLD DIGITAL MINING IN CLASS A COM 86337R103 3,767 641,700 SH SOLE 641,700 0 0
SUNOPTA INC COM 8676EP108 27,840 5,305,000 SH SOLE 5,305,000 0 0
SUNOPTA INC COM 8676EP108 5,522 1,100,000 SH Call SOLE 1,100,000 0 0
SUNRUN INC COM 86771W105 5,031 165,000 SH SOLE 165,000 0 0
SURGERY PARTNERS INC COM 86881A100 15,414 280,000 SH SOLE 280,000 0 0
TD SYNNEX CORPORATION COM 87162W100 929 9,000 SH SOLE 9,000 0 0
TENABLE HLDGS INC COM 88025T102 578 10,000 SH SOLE 10,000 0 0
TENET HEALTHCARE CORP COM NEW 88033G407 8,596 100,000 SH SOLE 100,000 0 0
TETRA TECHNOLOGIES INC DEL COM 88162F105 769 187,000 SH SOLE 187,000 0 0
THE ARENA GROUP HOLDINGS INC COM 040044109 475 43,904 SH SOLE 43,904 0 0
TPI COMPOSITES INC COM 87266J104 1,758 125,000 SH SOLE 125,000 0 0
TRIPADVISOR INC COM 896945201 407 15,000 SH Call SOLE 15,000 0 0
TRIPADVISOR INC COM 896945201 814 30,000 SH SOLE 30,000 0 0
TWILIO INC CL A 90138F102 12,196 74,000 SH SOLE 74,000 0 0
TWITTER INC COM 90184L102 1,354 35,000 SH Call SOLE 35,000 0 0
TWITTER INC COM 90184L102 1,354 35,000 SH SOLE 35,000 0 0
UBER TECHNOLOGIES INC COM 90353T100 821 23,000 SH SOLE 23,000 0 0
UNITY SOFTWARE INC COM 91332U101 298 3,000 SH SOLE 3,000 0 0
VALERO ENERGY CORP COM 91913Y100 355 3,500 SH Call SOLE 3,500 0 0
VANECK ETF TRUST SEMICONDUCTR ETF 92189F676 7,284 27,000 SH Put SOLE 27,000 0 0
VIAVI SOLUTIONS INC COM 925550105 724 45,000 SH SOLE 45,000 0 0
VICOR CORP COM 925815102 212 3,000 SH Put SOLE 3,000 0 0
VISTRA CORP COM 92840M102 9,939 427,500 SH SOLE 427,500 0 0
WOLFSPEED INC COM 977852102 4,554 40,000 SH SOLE 40,000 0 0
ZETA GLOBAL HOLDINGS CORP CL A 98956A105 854 67,000 SH SOLE 67,000 0 0
ZUORA INC COM CL A 98983V106 906 60,500 SH SOLE 60,500 0 0